package o;

import java.util.concurrent.ConcurrentHashMap;

public abstract class euq<T> {
    protected ConcurrentHashMap<String, T> ॱ = new ConcurrentHashMap();

    public void ˎ(String str, T t) {
        if (this.ॱ != null) {
            T t2 = this.ॱ.get(str);
            if (t2 == null || t2 != t) {
                this.ॱ.put(str, t);
            }
        }
    }

    public void ˊ(String str) {
        if (this.ॱ != null && !this.ॱ.isEmpty()) {
            this.ॱ.remove(str);
        }
    }
}
